package designpattern.active.observer;/**
 * Description
 * <p>
 * </p>
 * DATE 2020/3/29.
 *
 * @author cuihao.
 */

/**
 * @program: ch-general
 * @description:
 * @author: cuihao
 * @create: 2020-03-29 21:10
 **/
public class Observer {
}
